53526061449 has 81 divisors (see below), whose sum is σ = 94215417933. Its totient is φ = 29195402544.

The previous prime is 53526061447. The next prime is 53526061553. The reversal of 53526061449 is 94416062535.

The square root of 53526061449 is 231357.

It is a perfect power (a square), and thus also a powerful number.

53526061449 is a `hidden beast` number, since 5 + 3 + 5 + 26 + 0 + 614 + 4 + 9 = 666.

53526061449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53526061449 - 2¹ = 53526061447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53526061447) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 111745192 + ... + 111745670.

Almost surely, 2^53526061449 is an apocalyptic number.

53526061449 is the 231357-th square number.

53526061449 is the 115679-th centered octagonal number.

It is an amenable number.

53526061449 is a deficient number, since it is larger than the sum of its proper divisors (40689356484).

53526061449 is an equidigital number, since it uses as much as digits as its factorization.

53526061449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024 (or 512 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 53526061449 in words is "fifty-three billion, five hundred twenty-six million, sixty-one thousand, four hundred forty-nine".